//配置gulp模块
//导入gulp中的各种api函数
let { task, src, dest, watch, series, parallel } = require('gulp')
let concat = require('gulp-concat');//合并js、css
let uglify = require('gulp-uglify');//压缩js
let minifyCss = require('gulp-minify-css');//压缩css
let rename = require('gulp-rename');//重命名
let minifyHtml = require('gulp-minify-html');//压缩html
let sass = require('gulp-sass');//编译sass

